AT&T is rolling out Android 7.0 Nougat based latest firmware update for it’s Galaxy S7 Active SM-G891A. The update comes with build number G891AUCS2BQC2, install the security patch for the month of March along making minor improvements. The OTA update goes live as we speak and you are going to receive the firmware update knock on your device anytime soon. The other Samsung devices bonded with AT&T are also getting security updates, just a few days we have posted same guide along same process for AT&T Galaxy S6.
The stock Nougat G891AUCS2BQC2 firmware can also be updated via Kies as well, but we recommend you try the OTA update first, go to Settings > About device > Check software updates. We have posted the same tutorial for the other variants of Galaxy S7 firmware so the process remains the same because it has nothing to do with the change build number or Android version, all you need is an Odin tool along the firmware tar and a PC with latest Samsung USB drivers installed on it.
You can also greet welcome to the new firmware using Samsung Kies, here we have posted a guide to update G891AUCS2BQC2 firmware via Kies on AT&T S7 Active SM-G891A.
Device Name: Samsung Galaxy S7 Active (AT&T)
Android version: Android 7.0 Nougat
Build Number: NRD90M.G891AUCS2BQC2
Kernel version: 3.18.31-10651105
Android Security Patch Level: March 1, 2017
Release date: March 27, 2017
How to install Stock Nougat G891AUCS2BQC2 on AT&T S7 Active SM-G891A via Odin
Your device should be charged 70% at minimum to avoid shutting down during the process.
Enable USB Debugging. Go to Settings > Developer Options > Enable USB debugging
Back up your important data.
Download Odin tool 3.12.3 from this link
Download the latest USB drivers for Samsung from this link and then install them on PC.
Process to install Android 7.0 Nougat G891AUCS2BQC2 update on AT&T S7 Active SM-G891A
It’s the device to turn off your device completely.
Now turn it back on but this time is should reboot into Download Mode, to do so follow this guide
Once in download Mode, follow this guide to update stock Nougat firmware on AT&T S7 Active SM-G891A via Odin.
That’s it! If you have successfully updated Android 7.0 Nougat on AT&T S7 Active SM-G891A via G891AUCS2BQC2 firmware, give us your feedback.
Download stock Nougat G891AUCS2BQC2 firmware for AT&T S7 Active G891A
The above link will be active in a moment till then keep an eye on OTA